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Make supplying empty formspec strings close the formspec (#4737)

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This will only happen if the formname matches or if formname is "".
This commit is contained in:
orwell96 2016-11-22 17:15:22 +01:00 • committed by Zeno-
parent dbeb322f62
commit 0d1c9598a0
4 changed files with 37 additions and 9 deletions
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8
src/server.cpp
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@ -1647,8 +1647,12 @@ void Server::SendShowFormspecMessage(u16 peer_id, const std::string &formspec,
DSTACK(FUNCTION_NAME);
NetworkPacket pkt(TOCLIENT_SHOW_FORMSPEC, 0 , peer_id);
pkt.putLongString(FORMSPEC_VERSION_STRING + formspec);
if (formspec == "" ){
//the client should close the formspec
pkt.putLongString("");
} else {
pkt.putLongString(FORMSPEC_VERSION_STRING + formspec);
}
pkt << formname;
Send(&pkt);